The incandescent light bulb provides a source of electric light through incandescence. The bulb works by passing current through a filament which heats to a temperature that produces light. The glass bulb that contains the filament prevents oxidation of the hot filament. The bulbs are also called electric lamps.
Incandescent bulbs come in a various sizes and voltages. They can range from 1.5 volts to 300, require no external regulating equipment and have low manufacturing costs. They work...